1; Test to check the callgraph in summary 2; RUN: opt -module-summary %s -o %t.o 3; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s 4 5; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph.ll -o %t2.o 6; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o 7; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED 8 9; Check parsing for old summary versions generated from this file. 10; RUN: llvm-lto -thinlto-index-stats %p/Inputs/thinlto-function-summary-callgraph.1.bc | FileCheck %s --check-prefix=OLD 11; RUN: llvm-lto -thinlto-index-stats %p/Inputs/thinlto-function-summary-callgraph-combined.1.bc | FileCheck %s --check-prefix=OLD-COMBINED 12 13; CHECK: <SOURCE_FILENAME 14; CHECK-NEXT: <GLOBALVAR 15; CHECK-NEXT: <FUNCTION 16; "func" 17; CHECK-NEXT: <FUNCTION op0=17 op1=4 18; CHECK: <GLOBALVAL_SUMMARY_BLOCK 19; CHECK-NEXT: <VERSION 20; See if the call to func is registered. 21; CHECK-NEXT: <PERMODULE {{.*}} op4=1 22; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK> 23; CHECK: <STRTAB_BLOCK 24; CHECK-NEXT: blob data = 'undefinedglobmainfunc{{.*}}' 25 26 27; COMBINED: <GLOBALVAL_SUMMARY_BLOCK 28; COMBINED-NEXT: <VERSION 29; COMBINED-NEXT: <FLAGS 30; Only 2 VALUE_GUID since reference to undefinedglob should not be included in 31; combined index. 32; COMBINED-NEXT: <VALUE_GUID op0=[[FUNCID:[0-9]+]] op1=7289175272376759421/> 33; COMBINED-NEXT: <VALUE_GUID 34; COMBINED-NEXT: <COMBINED 35; See if the call to func is registered. 36; COMBINED-NEXT: <COMBINED {{.*}} op6=[[FUNCID]]/> 37; COMBINED-NEXT: </GLOBALVAL_SUMMARY_BLOCK> 38 39; ModuleID = 'thinlto-function-summary-callgraph.ll' 40target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 41target triple = "x86_64-unknown-linux-gnu" 42 43; Function Attrs: nounwind uwtable 44define i32 @main() #0 { 45entry: 46 call void (...) @func() 47 %u = load i32, i32* @undefinedglob 48 ret i32 %u 49} 50 51declare void @func(...) #1 52@undefinedglob = external global i32 53 54; OLD: Index {{.*}} contains 1 nodes (1 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls) 55; OLD-COMBINED: Index {{.*}} contains 2 nodes (2 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls) 56